Home/CVE/Cisco routers 9.17 and earlier allow remote attackers to bypass security restrictions via certain IP source routed packe
CVE

CVE-1999-1216

Cisco routers 9.17 and earlier allow remote attackers to bypass security restrictions via certain IP source routed packe

Cisco routers 9.17 and earlier allow remote attackers to bypass security restrictions via certain IP source routed packets that should normally be denied using the "no ip source-route" command.

HIGH · CVSS 7.5 EPSS 0.00642
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules1 YARA rules0
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Affected Products & Versions

2
cisco router<= 9.17
cisco routerall versions
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Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productmediumISATAP Router Address Was Set
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Scoring & Timeline

7.5
HIGH · CVSS v2 (legacy) · cve@mitre.org
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Published to NVD22 Apr 1993 · 04:00 AM
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://ciac.llnl.gov/ciac/bulletins/d-15.shtmlPatchVendor Advisory
http://www.cert.org/advisories/CA-1993-07.htmlPatchThird Party AdvisoryUS Government Resource
https://exchange.xforce.ibmcloud.com/vulnerabilities/541
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